mt18ld472ag-5 Micron Semiconductor Products, mt18ld472ag-5 Datasheet - Page 22

• Manufacturer Part Number: mt18ld472ag-5
• Description: 2, 4 Meg X 72 Nonbuffered Dram Dimms
• Manufacturer: Micron Semiconductor Products

OBSOLETE
FAST PAGE MODE AND EDO PAGE MODE
TIMING PARAMETERS
* EDO version only
**16MB DIMM
2, 4 Meg x 72 Nonbuffered DRAM DIMMs
DM60.p65 – Rev. 6/98
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
AA
ACH (EDO)
AR
ASC
ASR
AWD (EDO)
AWD (FPM)
CAC
CAH
CAS (EDO)
CAS (FPM)
CLZ (EDO)
CLZ (FPM)
CRP
CSH (EDO)
CSH (FPM)
CWD (EDO)
CWD (FPM)
CWL (EDO)
CWL (FPM)
DH
DS
ADDR
RAS#
CAS#
WE#
OE#
DQ
MIN
V
V
12
38
42
38
28
8
0
0
–
8
8
–
0
–
5
–
–
–
8
0
V
V
V
V
V
V
V
V
V
V
IOH
IOL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
-5*
10,000
MAX
25
13
–
(LATE WRITE and READ-MODIFY-WRITE cycles)
t CRP
t ASR
ROW
MIN
15
45
49
55
10
10
15
45
60
35
40
10
15
10
0
0
0
3
5
0
t RAD
t RAH
t AR
-6
10,000
10,000
MAX
30
15
READ-WRITE CYCLE
t RCD
OPEN
UNITS
t ASC
t RCS
t RWC
t RAS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
t CLZ
COLUMN
22
t CAH
t CSH
t RSH
t CAS
t RWD
t CWD
t AWD
t AA
t RAC
t CAC
t OE
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
OD (EDO)
OD (FPM)
OE
OEH (EDO)
OEH (FPM)
RAC
RAD (EDO)
RAD (FPM)
RAH
RAS
RCD (EDO)
RCD (FPM)
RCS
RP
RSH
RWC (EDO)
RWC (FPM)
RWD (EDO)
RWD (FPM)
RWL
WP (EDO)
WP (FPM)
VALID D OUT
t OD
NONBUFFERED DRAM DIMMs
27
Micron Technology, Inc., reserves the right to change products or specifications without notice.
t DS
VALID D IN
t CWL
t RWL
t WP
t DH
t ACH
MIN
116
50
11
30
13
67
13
0
–
8
–
9
–
9
–
0
–
–
5
–
t OEH
-5*
10,000
MAX
12
12
50
–
OPEN
t RP
DON’T CARE
UNDEFINED
10/12**
ROW
MIN
140
155
15
12
15
10
60
14
20
40
15
79
85
15
10
2, 4 MEG x 72
0
3
0
5
-6
10,000
1998, Micron Technology, Inc.
MAX
15
15
15
60
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns